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About defrost timer producer
Where to Find Defrost Timer Producers?
China remains the central hub for defrost timer manufacturing, with key production clusters concentrated in Zhejiang and Jiangsu provinces. These regions host vertically integrated supply chains specializing in refrigeration control components, enabling rapid prototyping and scalable production. Ningbo and Hangzhou serve as primary industrial bases, offering access to precision electronics assembly lines, automated testing facilities, and established logistics networks that support global export.
The ecosystem supports both mechanical and electronic defrost timer production, leveraging localized sourcing of relays, timers, PCBs, and molded housings. Suppliers benefit from proximity to component manufacturers, reducing lead times by 20–30% compared to offshore alternatives. Average production cycles range from 15–25 days for standard orders, with MOQs typically starting at 100–1,000 units depending on model complexity. This infrastructure enables cost-efficient output, with competitive pricing observed between $0.50–$2.50 per unit for high-volume electronic variants.
How to Choose Defrost Timer Producers?
Selecting a reliable supplier requires verification across technical, operational, and transactional dimensions:
Technical Compliance
Confirm adherence to international electrical safety standards such as CE, RoHS, and UL where applicable. For OEM integration, verify compatibility with common refrigerator platforms (e.g., Samsung, LG, Whirlpool) through documented testing records. Electronic models should include protection against voltage fluctuation (110–240V range) and thermal overload.
Production Capability Assessment
Evaluate core manufacturing attributes:
- Minimum facility size supporting dedicated SMT and assembly lines
- In-house mold development and plastic injection capabilities for housing components
- Functional testing protocols including cycle endurance (≥100,000 operations) and environmental stress screening
Cross-reference online revenue indicators and reorder rates (>25% suggests strong customer retention) as proxies for product reliability and service consistency.
Transaction Safeguards
Prioritize suppliers with verified order fulfillment histories and response times under 6 hours. Utilize secure payment mechanisms tied to delivery milestones. Request sample units to validate timing accuracy, terminal durability, and fitment before scaling procurement. Custom labeling, packaging, and private branding are available through select manufacturers with design customization capabilities.
What Are the Leading Defrost Timer Producers?
| Company Name | Main Products | Online Revenue | On-Time Delivery | Avg. Response | Reorder Rate | Min. Order Quantity | Price Range (USD) | Customization |
|---|---|---|---|---|---|---|---|---|
| Ningbo Dyd Import & Export Co., Ltd. | Refrigerator parts, adaptive defrost boards | US $340,000+ | 100.0% | ≤6h | 43% | 200–1,000 pcs | $1.85–15.00 | Yes |
| Ningbo Zhenhai Win-Win Electronic Appliances Co., Ltd. | TMDE/TMDC series electronic timers | US $310,000+ | 100.0% | ≤6h | 27% | 500–1,000 pcs | $1.65–2.50 | Yes |
| Ningbo Lingtong Electric Appliance Co., Ltd. | Sankyo-compatible electronic defrost timers | US $20,000+ | 100.0% | ≤4h | 16% | 100 pcs | $0.85–2.50 | No |
| Cixi Xingda Electric Appliance Co., Ltd. | Digital and electronic defrost controls | US $40,000+ | 100.0% | ≤4h | 16% | 300 pcs | $0.50–3.50 | No |
| Hangzhou Freeair Environment Technology Co., Ltd. | Dehumidifiers with integrated timers | US $40,000+ | 100.0% | ≤1h | <15% | 1 pc | $366–880 | No |
Performance Analysis
Ningbo Dyd stands out with the highest reorder rate (43%) and broadest price range, indicating strong market acceptance and capacity for both entry-level and advanced defrost control solutions. The company supports full customization and serves clients requiring specialized circuitry or branding. Ningbo Zhenhai Win-Win offers comparable reliability with a focus on standardized TMDE/TMDC-series timers, backed by robust production volume and customization flexibility.
Cost-sensitive buyers may consider Ningbo Lingtong and Cixi Xingda, which offer sub-$1.00 unit pricing and lower MOQs (100–300 pcs), ideal for small-scale replacements or regional distribution. Hangzhou Freeair caters to niche applications involving dehumidification systems with built-in timing functions, though its product line diverges from standalone refrigerator defrost timers.
All listed suppliers maintain 100% on-time delivery performance, with response times averaging under 4 hours—critical for minimizing downtime in after-sales service operations.
FAQs
How to verify defrost timer producer reliability?
Review compliance documentation for CE, RoHS, or equivalent certifications. Assess production transparency through available product test reports, factory videos, or audit trails. Analyze reorder rates and customer feedback patterns to gauge long-term dependability.
What is the typical sampling timeline?
Standard samples are shipped within 7–14 days. Complex electronic variants with firmware programming may require up to 21 days. Air freight adds 5–10 days for international delivery.
Can defrost timer producers ship globally?
Yes, most manufacturers support worldwide shipping via express, air, or sea freight. Confirm Incoterm preferences (FOB, CIF, DDP) and ensure packaging meets international handling standards to prevent transit damage.
Do suppliers provide free samples?
Sample policies vary. Some suppliers offer paid samples refundable against future orders. Free samples are occasionally provided for qualified buyers placing bulk contracts (e.g., >1,000 units).
How to initiate customization requests?
Submit detailed specifications including timer type (mechanical/electronic), voltage rating, mounting dimensions, cycle duration, and desired certifications. Manufacturers with customization capabilities will respond with technical drawings, prototypes, or functional samples within 1–2 weeks.
